Astronomy View all facts Glossary Help |
physical object > natural object > celestial body > star > early star > A star > Ae star |
Ae star comparison table |
Subject | has surface temperature | is a kind of | has absorption line | has spectral type | has definition | has color |
---|---|---|---|---|---|---|
A star | 10000 K | early star | H I | O, B, A, and early F | Star with spectral type A in which the spectrum of the Balmer lines of hydrogen attain their greatest strength. Helium lines can no longer be seen. Some metallic lines are present; in late A stars the H and K lines of ionized calcium appear. A0 stars have a color index of zero. | white |
emission line star | greater than 1000 Kelvin | star | ||||
Ae star | 10000 K | A star | H I | A-type star with emission in one or several Balmer lines. | white |
Next A star: Alpha Cephei Up: A star, emission line star Previous A star: white supergiant